HI(g) Has a ΔGf° That Is Small and Positive, So

question 59

Multiple Choice

HI(g) has a ΔGf° that is small and positive, so HI should dissociate to some extent but its activation energy is high. HI(g) is stable at room temperature. Chemists would describe the reason for the very slow dissociation reaction as:

• A) thermodynamically controlled
• B) the ΔGf° is wrong
• C) the reaction is not slow
• D) the reaction is kinetically controlled
• E) the molecules can collide with each other

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Definitions:

Logic

The study of principles of valid reasoning and argument.

Statement

An assertion or declaration, either oral or written, that conveys information, opinions, or beliefs.

Subject

In philosophy, it refers to the entity that is the observer or experiencer of perceptions and thoughts.

Predicate

A grammatical and logical term that refers to the part of a sentence or an expression that states something about the subject.